Inworld Tts Synthesize Speech Example

{
  "request": {
    "method": "POST",
    "url": "https://api.inworld.ai/tts/v1/voice",
    "headers": {
      "Authorization": "Basic $INWORLD_API_KEY",
      "Content-Type": "application/json"
    },
    "body": {
      "text": "Hello, world! What a wonderful day to be a text-to-speech model.",
      "voiceId": "Dennis",
      "modelId": "inworld-tts-2",
      "audioConfig": {
        "audioEncoding": "LINEAR16",
        "sampleRateHertz": 22050
      },
      "deliveryMode": "BALANCED",
      "applyTextNormalization": "ON",
      "timestampType": "WORD"
    }
  },
  "response": {
    "status": 200,
    "body": {
      "audioContent": "UklGRiRQAQBXQVZFZm10IBAAAAABAAEA...truncated...",
      "usage": {
        "processedCharactersCount": 64,
        "modelId": "inworld-tts-2"
      },
      "timestampInfo": {
        "wordAlignment": {
          "words": ["Hello,", "world!", "What", "a", "wonderful", "day", "to", "be", "a", "text-to-speech", "model."],
          "wordStartTimeSeconds": [0, 0.51, 1.08, 1.32, 1.41, 1.93, 2.18, 2.31, 2.45, 2.55, 3.18],
          "wordEndTimeSeconds":   [0.51, 1.04, 1.31, 1.40, 1.92, 2.17, 2.30, 2.44, 2.54, 3.17, 3.62]
        }
      }
    }
  }
}